Area + subtraction - practice problems
Number of problems found: 121
- Annulus
Calculate the area of two circles annulus k1 (S, 3 cm) and k2 (S, 5 cm). - Square 7482
1dm square - 7000mm square - Squares
A square of 12 dm perimeter is cut into smaller squares, whose side is the third side of the square. What is the area of the rest? - Issac
Issac eats 1/6 of the pizza. Maya then eats 3/5 of the remaining pizza. What fraction of the original pizza is left? - The star
Find the area of the shaded part of the square with a side of 22 cm. - The kitchen 2
The kitchen, 5m by 3.5m, has a cupboard covering 2m by 0.75m of the floor. What area of the floor remains uncovered? - Annulus
Two concentric circles form an annulus of a width of 10 cm. The radius of the smaller circle is 20 cm. Calculate the area of the annulus. - Tool room
A 9' x 15' tool room was enlarged to 11' x 20'. How many square feet of floor space was added? - Double of one-third
¹/₃ of the school garden has vegetables, and another ¹/₃ has flowers. What part of the garden is left to grow grass? - Flowerbed 2801
Around the circular flowerbed with a diameter of 3.6 m is a footpath 50 cm wide. Calculate the footpath area - A fruit
A fruit grower uses 1/3 of his land for bananas, 3/8 for pineapples, 1/6 for mangoes, and the remainder for oranges. What fraction of his land is used for oranges? - Roma ate
Roma ate 2/5 of the cake while Somya ate 3/7 of the same cake. Who ate more, and by how much? - Rectangle 39
Find the perimeter and area of the rectangular with vertices (-1, 4), (0,4), (0, -1), and (-4, 4) - The radius 2
The radius of a circle is increased by 5%. What is the percentage increase in their circumference area? - T2 temp
In a certain area, the morning temperature was -15°C. What is the new temperature if the temperature drops by 6°C at noontime? - Square
Square JKLM has sides of a length of 24 cm. Point S is the center of LM. Calculate the area of the quadrant JKSM in cm². - Square plate
The locksmith cut a square metal plate with a sidelong 6 dm into two identical rectangular openings with 2.5 dm and 2 dm dimensions. Calculate the remainder of the square plate. - Mr. Peter
Mr. Peter mowed 2/7 of his lawn. His son mowed 1/4 of it. Who mowed the most? How much of the lawn still needs to be mowed? - Surface area 2
Calculate how many % reduce the surface area of the cube is reduced the length of each edge by 10%. - Percentage 82623
The square in the picture has a side length of 6 cm. What percentage of the content is the colored part?
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